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USGS Daily Statistics for the Nation

The statistics generated from this site are based on approved daily-mean data and may not match those published by the USGS in official publications. The user is responsible for assessment and use of statistics from this site. For more details on why the statistics may not match, click here.

USGS 08164300 Navidad Rv nr Hallettsville, TX


Lavaca County, Texas
Hydrologic Unit Code 12100102
Latitude  29°28'00", Longitude  96°48'45" NAD27
Drainage area 332  square miles
Contributing drainage area 332  square miles
Gage datum -43.53 feet above NAVD88
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00060, Discharge, cubic feet per second,
Day of
month		 Mean of daily mean values for each day for water year of record in, ft3/s   (Calculation Period 1961-10-01 -> 2025-09-30)

Calculation period restricted by USGS staff due to special conditions at/near site
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
1 83 123 96 64 176 142 160 10 537 11 376 73
2 54 93 68 71 347 229 69 11 176 9.9 97 73
3 66 127 86 196 163 311 45 10 53 11 30 113
4 54 221 121 237 263 306 38 62 46 72 246 51
5 50 179 213 189 231 200 54 106 31 26 405 72
6 58 102 65 210 142 342 43 13 43 30 199 187
7 104 76 85 209 140 471 43 9 55 17 42 163
8 47 55 74 268 187 259 48 12 60 28 43 163
9 78 51 107 178 112 104 47 14 71 37 134 133
10 81 65 183 105 171 152 72 8.3 44 106 77 102
11 101 195 138 154 275 146 26 7.8 104 89 32 87
12 132 213 110 123 387 266 20 7.7 91 133 55 123
13 83 113 101 177 354 442 18 6.9 359 220 295 208
14 63 68 169 128 706 367 18 6.4 590 307 260 146
15 62 109 268 312 355 93 23 9.7 98 104 121 116
16 102 136 208 312 346 63 45 15 59 126 39 100
17 100 166 178 238 512 206 33 9.6 45 168 60 67
18 116 143 104 583 398 162 17 7.9 31 679 160 51
19 230 111 67 599 498 73 15 7.7 42 569 205 65
20 219 86 101 283 378 124 19 6.2 52 205 70 71
21 294 250 219 286 186 174 24 5.6 202 56 83 86
22 314 340 127 86 315 181 17 12 275 38 132 212
23 164 176 129 63 323 149 23 7.9 59 83 348 277
24 236 158 178 55 331 280 12 6 18 106 248 213
25 387 184 95 114 367 272 13 8 16 143 302 58
26 226 191 50 137 219 283 57 34 17 121 60 58
27 146 151 49 94 272 142 58 412 26 73 82 122
28 88 92 63 121 207 61 17 812 12 30 45 87
29 88 36 111 58 218 60 15 245 33 48 64 50
30 74   85 137 148 125 11 67 19 85 38 38
31 60   55   112   8.9 187   125   71